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authorSaeed Nowshadi <saeed.nowshadi@xilinx.com>2021-02-05 06:35:04 +0300
committerStephen Boyd <sboyd@kernel.org>2021-02-11 23:13:50 +0300
commitd9d4944d36e804b4cc1a513198e637b67aa93831 (patch)
tree9734352a5ae412897897663997c11ee276446db6 /drivers/clk/Kconfig
parent3dff4becef2d98cf8268267b53b9649e66177383 (diff)
downloadlinux-d9d4944d36e804b4cc1a513198e637b67aa93831.tar.xz
clk: si570: Skip NVM to RAM recall operation if an optional property is set
Recalling NVM data into RAM during probe() initiates a re-calibration of the clock. If the clock is already in-use, the recall operation can cause a glitch on the frequency out. At power on, the factory data are loaded from NVM into RAM by default. If the clock frequency has been changed since power on, the recall operation can be used to re-initialize the clock to factory setting. Signed-off-by: Michal Simek <michal.simek@xilinx.com> Signed-off-by: Saeed Nowshadi <saeed.nowshadi@xilinx.com> Link: https://lore.kernel.org/r/1612496104-3437-3-git-send-email-saeed.nowshadi@xilinx.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/Kconfig')
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